CN110410446A - A kind of FCD valve valve architecture - Google Patents
A kind of FCD valve valve architecture Download PDFInfo
- Publication number
- CN110410446A CN110410446A CN201910661645.2A CN201910661645A CN110410446A CN 110410446 A CN110410446 A CN 110410446A CN 201910661645 A CN201910661645 A CN 201910661645A CN 110410446 A CN110410446 A CN 110410446A
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- CN
- China
- Prior art keywords
- valve
- fcd
- inner seat
- support frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000012224 working solution Substances 0.000 claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 238000001727 in vivo Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 2
- 238000013016 damping Methods 0.000 abstract description 13
- 239000000243 solution Substances 0.000 description 4
- 239000000725 suspension Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/50—Special means providing automatic damping adjustment, i.e. self-adjustment of damping by particular sliding movements of a valve element, other than flexions or displacement of valve discs; Special means providing self-adjustment of spring characteristics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2228/00—Functional characteristics, e.g. variability, frequency-dependence
- F16F2228/06—Stiffness
- F16F2228/066—Variable stiffness
Abstract
The invention discloses a kind of FCD valve valve architectures, including inner seat and valve pocket, the inner seat is convex cross-sectional hollow tubular structure, the valve pocket is bottle lid-like open at one end, valve pocket open end connect to form cavity with inner seat, upper valve system and lower valve module are disposed in the cavity, cavity is separated into independent upper cavity and lower chamber by the upper valve system, it is located at lower chamber part on the valve pocket and is provided at least one through-hole, when the damper where FCD valve, which is in, restores stroke, working solution enters upper cavity, valve system is set to generate flexible deformation by liquid thrust, it is connected to upper and lower cavities.The design solves the problems, such as that the damping force of FCD valve is not adjusted with frequency, realize under different frequency effects, FCD valve can according to expectation damping force adjustment frequency range be changed, achieve the purpose that frequency-selecting.
Description
Technical field
The invention belongs to FCD valve valve system technical fields.
Background technique
In present Automobile Design and manufacture, the suspension system of automobile is the important component of automobile, automotive suspension
System plays a decisive role to the ride comfort of running car, comfort, safety, steering operation and passability, and damper is
The important component part of automobile suspension system.
Traditional double-cylinder hydraulic damper has the advantages such as technology maturation, of simple structure and low cost, by by damper
Internal oil liquid reducing pressure by regulating flow forms the damping force contrary with car body speed of related movement, reaches effectiveness in vibration suppression, improves vehicle
Ride performance and comfort.But conventional damper valve is subtracted after being packed into damper and sealing by screw thread or rivet interlacement
Vibration device valve architecture uniquely determines and cannot change, and causes damping force that can not be changed according to car speed and vibration frequency situation,
Therefore a kind of valve system that damping force can be adjusted under different vibration frequencies is needed.
Summary of the invention
It is an object of the invention to: a kind of FCD valve valve architecture is provided, can be realized and adjusted under different vibration frequencies
The purpose of damping force.
The technical solution adopted by the invention is as follows:
A kind of FCD valve valve architecture, including inner seat and valve pocket, the inner seat are convex cross-sectional hollow tubular structure,
The valve pocket is bottle lid-like open at one end, and valve pocket open end connect to form cavity with inner seat, in the cavity successively
It is provided with upper valve system and lower valve module, the upper valve system and lower valve module pass through a fixing piece respectively and are arranged on valve pocket,
Upper valve system and lower valve module are respectively sleeved on fixing piece, and upper valve system can slide axially along fixing piece, and the upper valve system is by chamber
Body is separated into independent upper cavity and lower chamber, is located at lower chamber part on the valve pocket and is provided at least one through-hole, works as FCD
When damper where valve is in recovery stroke, working solution enters upper cavity, makees when damper working frequency is in FCD valve minimum
When between frequency and maximum effect frequency, the thrust of working solution makes upper valve system generate flexible deformation, and working solution can enter cavity of resorption
It is flowed out in vivo from through-hole；When damper working frequency is greater than FCD valve maximum effect frequency, the thrust of working solution makes lower valve system group
Part generates flexible deformation, and upper valve system flexible deformation while moves along fixing piece to lower valve module direction, under working solution enters
It is flowed out in cavity and from through-hole.
Further, the lower valve module includes lower valve system and the support frame that is set between upper valve system and lower valve system,
Support frame as described above is that tube-in-tube structure open at one end, support frame as described above open end and lower valve system end face cooperate close to outer edge
Connection, support frame as described above other end is connect with upper valve system.
Further, the lower valve module includes lower valve system and the support frame that is set between lower valve system and valve pocket, institute
Stating support frame is that tube-in-tube structure open at one end, support frame as described above open end and lower valve system end face connect close to outer edge cooperation
It connects, support frame as described above other end is connect with valve pocket.
Further, the lower valve is made of more than one elastic valve plate, and each elastic valve plate is cascading, close
The elastic valve plate diameter of support frame is greater than the elastic valve plate diameter of the other end.
Further, the upper valve is made of more than one elastic valve plate, and each elastic valve plate is cascading, close
The elastic valve plate diameter of inner seat is greater than the elastic valve plate diameter close to lower valve module.
Further, the fixing piece is the bolt being arranged on valve pocket, and the upper valve system and lower valve module pass through spiral shell
Bolt is fixedly connected in valve pocket, and washer is respectively arranged between upper valve system, lower valve module and valve pocket, and the gasket diameters are less than bullet
Property valve block diameter.
Further, the inner seat bottom is provided with annular convex platform, the annular convex platform outer end face and upper valve system end face
Between close to the connection in sealing contact of upper valve system outer edge.
Further, the inner seat includes inner seat ontology and connecting pin, and inner seat ontology is that one end is to close, is another
End is the cavity structure of opening, and inner seat ontology closed end is provided with connector, and the connecting pin is arranged in interior valve seat body
Connector at, the mounting hole for being connected to inner seat cavity is provided on connecting pin.
Further, the valve pocket is to be threadedly coupled with inner seat, and the valve sleeving inner wall is provided with annular stop boss.
Further, the valve pocket bottom is provided with the location hole more than one with screwing tool cooperation.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
1, in the present invention, when the damper where FCD valve, which is in, restores stroke, working solution enters upper cavity, works as vibration damping
When device working frequency is between FCD valve least action frequency and maximum effect frequency, the thrust of working solution generates upper valve system
Flexible deformation, working solution can enter in lower chamber to flow out from through-hole；When damper working frequency is greater than FCD valve maximum effect frequency
When, the thrust of working solution makes lower valve module generate flexible deformation, along fixing piece to lower valve system while upper valve system flexible deformation
Direction movement, working solution enter in lower chamber and flow out from through-hole.It can be according to the change adjustment damping force of damper frequency
Size.
2, the design of upper valve system and lower valve system can expand the range of frequency-selecting, keep the adjusting of damping force more smooth, improve automobile
The comfort of vibration damping.The design that valve is made of multiple elastic valve plates can adjust valve block according to the actual shock attenuation needs of vehicle
Built-up sequence and quantity achieve the purpose that accurate frequency-selecting.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is one structural schematic diagram of the embodiment of the present invention.
Fig. 2 is two structural schematic diagram of the embodiment of the present invention.
Marked in the figure: 1- inner seat, 2- valve pocket, 3- upper valve system, 4- lower valve module, 41- lower valve system, 42- support frame, 5-
Upper cavity, 6- lower chamber, 7- through-hole, 8- elastic valve plate, 9- bolt, 10- washer, 11- location hole, 12- annular convex platform, 13, limit
Position boss, 14- mounting hole.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention, i.e., described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is logical
The component for the embodiment of the present invention being often described and illustrated herein in the accompanying drawings can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiment of the present invention, those skilled in the art
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
Feature and performance of the invention are described in further detail with reference to embodiments.
Embodiment one
A kind of FCD valve valve architecture that present pre-ferred embodiments provide, including inner seat 1 and valve pocket 2, the inner seat
1 is convex cross-sectional hollow tubular structure, and the valve pocket 2 is bottle lid-like open at one end, and valve pocket open end and inner seat 1 connect
It connects to form cavity, it is 3 and lower valve module 4 that upper valve is disposed in the cavity, and the upper valve is 3 and lower valve module 4
It is arranged on valve pocket 2 by a fixing piece respectively, upper valve is that 3 and lower valve module 4 are respectively sleeved on fixing piece, and upper valve is 3
It can slide axially along fixing piece, the upper valve is 3 cavity to be separated into independent upper cavity 5 and lower chamber 6, on the valve pocket 2
6 part of lower chamber is provided at least one through-hole 7, when the damper where FCD valve, which is in, restores stroke, on damper
Resetting valve system move up, resetting valve system upper cylinder body oil liquid pressure rises, and working solution enters FCD valve upper cavity by recirculation hole
5, when damper working frequency is between FCD valve least action frequency and maximum effect frequency, the thrust of working solution makes
3 generation flexible deformation of valve system, working solution can enter in lower chamber 6 to flow out from through-hole 7, functions as and increases to resetting valve system
Circulation area, resetting valve system upper cylinder body quick pressure releasing reduce and restore stroke damping force；When damper working frequency is greater than FCD valve
When maximum effect frequency, the thrust of working solution makes lower valve module 4 generate flexible deformation, edge while upper valve is 3 flexible deformation
Fixing piece is moved to 4 direction of lower valve module, and making upper valve is that passage gaps are bigger between 3 and inner seat 1, and working solution can be faster
It is flowed out in into lower chamber 6 and from through-hole 7, functions as and increase circulation area to resetting valve system, helped on damper
Resetting valve system upper cylinder body quick pressure releasing further decreases and restores stroke damping force, improves vehicle ride comfort.The design solves
The problem of damping force of FCD valve is not adjusted with frequency realizes that under different frequency effects, FCD valve being capable of resistance according to expectation
Buddhist nun's power adjustment frequency range is changed, and achievees the purpose that frequency-selecting.
Lower valve module 4 include lower valve be 41 and be set to upper valve be 3 and lower valve be support frame 42 between 41, the branch
Support 42 is tube-in-tube structure open at one end, and 42 open end of support frame as described above and lower valve are that 41 end faces cooperate close to outer edge
Connection, 42 other end of support frame as described above and upper valve are 3 connections.
The upper valve be 3 and lower valve be 41 to be made of more than one elastic valve plate 8, each elastic valve plate is cascading,
Lower valve is 41 8 diameters of elastic valve plate for being greater than the other end close to 8 diameter of elastic valve plate of support frame 42.Upper valve is 3 close to internal valve
8 diameter of elastic valve plate of seat 1 is greater than 8 diameter of elastic valve plate close to lower valve module 4.The fixing piece is to be arranged on valve pocket
Bolt 9, the upper valve is that 3 and lower valve module 4 are fixedly connected in valve pocket 2 by bolt 9, and upper valve is 3, lower valve module
Washer 9 is respectively arranged between 4 and valve pocket 2,10 diameter of washer is less than 8 diameter of elastic valve plate.
1 bottom of inner seat is provided with annular convex platform 12, and 12 outer end face of annular convex platform and upper valve are between 3 end faces
It is being the connection in sealing contact of 3 outer edges close to upper valve.The inner seat 1 includes inner seat ontology and connecting pin, inner seat sheet
Body is the cavity structure that one end is closing, the other end is opening, and inner seat ontology closed end is provided with connector, the connecting pin
It is arranged at the connector in interior valve seat body, the mounting hole 14 for being connected to inner seat cavity is provided on connecting pin, in internal valve
Mounting hole 14 is set on seat for connecting piston rod, valve system is installed on piston rod.The valve pocket 2 is screw thread with inner seat 1
Connection, valve pocket 2 are set on inner seat 1 and are fixedly connected between inner seat 1, and it is convex that 2 inner wall of valve pocket is provided with annular stop
Platform 13, for being limited to position of the inner seat 1 in valve pocket 2.2 bottom of valve pocket is provided with more than one and tightens work
The location hole 11 closed is assembled, to facilitate the handling between valve pocket and inner seat.
Embodiment two
As shown in Fig. 2, the difference between the present embodiment and embodiment one is, the lower valve module 4 in the present embodiment is wrapped
Include that lower valve is 41 and to be set to lower valve be the support frame 42 between 41 and valve pocket 2, support frame as described above 42 is sleeve open at one end
Structure, 42 open end of support frame as described above and lower valve are that 41 end faces are cooperatively connected close to outer edge, and support frame as described above 42 is another
End face is connect with valve pocket 2.Support frame 42 is arranged on bolt 9, and 42 open end of support frame is 41 to be supported to lower valve, in upper valve
When being 3 stress, it is to make lower valve system that flexible deformation occur on 41 that active force, which is transmitted to lower valve, is that 3 to provide to lower valve be 41 for upper valve
The space of movement；When the damper where FCD valve, which is in, restores stroke, the resetting valve system on damper is moved up, and is restored
Valve fastens the rising of cylinder body oil liquid pressure, and working solution enters FCD valve upper cavity 5 by recirculation hole, when damper working frequency is greater than
When FCD valve maximum effect frequency, the thrust of working solution makes lower valve module 4 generate flexible deformation, and upper valve is the same of 3 flexible deformations
When moved along bolt 9 to lower valve module direction, make to be connected between upper cavity 5 and lower chamber 6, can equally play expansion frequency-selecting
The effect of range.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of FCD valve valve architecture, it is characterised in that: including inner seat and valve pocket, the inner seat is convex cross-sectional hollow
Tubular structure, the valve pocket are bottle lid-like open at one end, and valve pocket open end connect to form cavity with inner seat, the chamber
It is disposed with upper valve system and lower valve module in vivo, the upper valve system and lower valve module pass through fixing piece setting respectively and exist
On valve pocket, upper valve system and lower valve module are respectively sleeved on fixing piece, and upper valve system can slide axially along fixing piece, the upper valve
Cavity is separated into independent upper cavity and lower chamber by system, and lower chamber part is provided at least one on the valve pocket and leads to
Hole, when the damper where FCD valve, which is in, restores stroke, working solution enters upper cavity, when damper working frequency is in FCD
When between valve least action frequency and maximum effect frequency, the thrust of working solution makes upper valve system generate flexible deformation, and working solution can
It is flowed out in into lower chamber from through-hole；When damper working frequency is greater than FCD valve maximum effect frequency, the thrust of working solution makes
Lower valve module generates flexible deformation, and upper valve system flexible deformation while moves along fixing piece to lower valve module direction, works
Liquid enters in lower chamber and flows out from through-hole.
2. a kind of FCD valve valve architecture according to claim 1, it is characterised in that: the lower valve module includes lower valve
The support frame for being and being set between upper valve system and lower valve system, support frame as described above are tube-in-tube structure open at one end, the support
Frame open end and lower valve system end face are cooperatively connected close to outer edge, and support frame as described above other end is connect with upper valve system.
3. a kind of FCD valve valve architecture according to claim 1, it is characterised in that: the lower valve module includes lower valve
The support frame for being and being set between lower valve system and valve pocket, support frame as described above are tube-in-tube structure open at one end, support frame as described above
Open end and lower valve system end face are cooperatively connected close to outer edge, and support frame as described above other end is connect with valve pocket.
4. a kind of FCD valve valve architecture according to claim 2 or 3, it is characterised in that: the lower valve is by more than one
Elastic valve plate composition, each elastic valve plate are cascading, and the elasticity of the other end is greater than close to the elastic valve plate diameter of support frame
Valve block diameter.
5. a kind of FCD valve valve architecture according to claim 1, it is characterised in that: the upper valve is by more than one bullet
Property valve block composition, each elastic valve plate is cascading, and the elastic valve plate diameter close to inner seat is greater than close to lower valve module
Elastic valve plate diameter.
6. a kind of FCD valve valve architecture according to claim 1, it is characterised in that: the fixing piece is to be arranged in valve pocket
On bolt, the upper valve system and lower valve module be bolted to connection in valve pocket, upper valve system, lower valve module and valve
Inner room is respectively arranged with washer, and the gasket diameters are less than elastic valve plate diameter.
7. a kind of FCD valve valve architecture according to claim 1, it is characterised in that: the inner seat bottom is provided with ring
Shape boss, close to the connection in sealing contact of upper valve system outer edge between the annular convex platform outer end face and upper valve system end face.
8. a kind of FCD valve valve architecture according to claim 1, it is characterised in that: the inner seat includes inner seat sheet
Body and connecting pin, inner seat ontology are the cavity structure that one end is closing, the other end is opening, the setting of inner seat ontology closed end
There is connector, the connecting pin is arranged at the connector in interior valve seat body, is provided on connecting pin and is connected to inner seat sky
The mounting hole of chamber.
9. a kind of FCD valve valve architecture according to claim 1, it is characterised in that: the valve pocket is screw thread with inner seat
Connection, the valve sleeving inner wall are provided with annular stop boss.
10. a kind of FCD valve valve architecture according to claim 1, it is characterised in that: the valve pocket bottom, which is provided with, is more than
One location hole cooperated with screwing tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910661645.2A CN110410446A (en) | 2019-07-22 | 2019-07-22 | A kind of FCD valve valve architecture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910661645.2A CN110410446A (en) | 2019-07-22 | 2019-07-22 | A kind of FCD valve valve architecture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110410446A true CN110410446A (en) | 2019-11-05 |
Family
ID=68362304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910661645.2A Pending CN110410446A (en) | 2019-07-22 | 2019-07-22 | A kind of FCD valve valve architecture |
Country Status (1)
| Country | Link |
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| CN (1) | CN110410446A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5529154A (en) * | 1993-12-06 | 1996-06-25 | Showa Corporation | Valve structure for damper |
| CN101029670A (en) * | 2007-02-15 | 2007-09-05 | 株洲联诚集团减振器有限责任公司 | One-way valve of oil-pressure vibration reducer for railway |
| CN201973157U (en) * | 2010-12-30 | 2011-09-14 | 浙江万向系统有限公司 | Multistage damping piston valve of automobile vibration damper |
| CN202756527U (en) * | 2012-08-27 | 2013-02-27 | 天纳克（北京）汽车减振器有限公司 | Rebound valve with fully open valve plate |
| KR20150125247A (en) * | 2014-04-30 | 2015-11-09 | 주식회사 만도 | Shock absorber with a frequency and pressure unit |
| CN210889892U (en) * | 2019-07-22 | 2020-06-30 | 成都九鼎科技(集团)有限公司 | FCD valve system structure |
-
2019
- 2019-07-22 CN CN201910661645.2A patent/CN110410446A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5529154A (en) * | 1993-12-06 | 1996-06-25 | Showa Corporation | Valve structure for damper |
| CN101029670A (en) * | 2007-02-15 | 2007-09-05 | 株洲联诚集团减振器有限责任公司 | One-way valve of oil-pressure vibration reducer for railway |
| CN201973157U (en) * | 2010-12-30 | 2011-09-14 | 浙江万向系统有限公司 | Multistage damping piston valve of automobile vibration damper |
| CN202756527U (en) * | 2012-08-27 | 2013-02-27 | 天纳克（北京）汽车减振器有限公司 | Rebound valve with fully open valve plate |
| KR20150125247A (en) * | 2014-04-30 | 2015-11-09 | 주식회사 만도 | Shock absorber with a frequency and pressure unit |
| CN210889892U (en) * | 2019-07-22 | 2020-06-30 | 成都九鼎科技(集团)有限公司 | FCD valve system structure |
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